//定义颜色
@c1e : #4ee9d4;

// 定义尺寸

// 通用方法定义
.rel-cls() {
    display: block;
    position: relative;
    width: 100%;
    height: 100%;
}
.abs-cls(@top:0,@left:0,@right:0) {
    display: block;
    position: absolute;
    top: @top;
    left: @left; 
    right: @right;
}
.handle () {
    cursor: pointer;
    user-select: none;
}
.mainshow () {
    display: block;
    position: relative;
    height: 100%;
}
